March weather forecast
Mountain Brook, AL

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Weather in March

March steps in as the prelude to spring in Mountain Brook, Alabama. The town begins experiencing a more moderate climate, with slightly longer daylight hours compared to the two preceding months. However, this is the period where wind gust moves lightly above 11.7mph (18.8km/h), making it one of the windiest months. Despite an equal amount of rainfall as in months past, March experiences the most rainfall days, clocking in at 12.7 days out of the month. The weather provides a gentle symphony of light drizzles and breezy afternoons, setting the stage for the arrival of spring.

Temperature

March's arrival is noted with a slight increase in the average high-temperature, moving from a mild 56.1°F (13.4°C) in February to a still refreshing 64°F (17.8°C). During March nights, Mountain Brook records an average temperature of 46°F (7.8°C).

Humidity

In March, the average relative humidity is 77%.

Rainfall

In Mountain Brook, in March, it is raining for 12.7 days, with typically 1.54" (39mm) of accumulated precipitation. In Mountain Brook, Alabama, during the entire year, the rain falls for 143.1 days and collects up to 18.58" (472mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. March is the last month it regularly snows. During 0.3 snowfall days, in March, Mountain Brook aggregates 0.04" (1mm) of snow. In Mountain Brook, during the entire year, snow falls for 2.5 days and aggregates up to 0.35" (9mm) of snow.

Daylight

In Mountain Brook, the average length of the day in March is 12h and 0min.
On the first day of March, sunrise is at 6:14 am and sunset at 5:44 pm CST. On the last day of the month, sunrise is at 6:34 am and sunset at 7:07 pm CDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from CDT to CST.

Sunshine

In March, the average sunshine is 6.3h.

UV index

In March, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: In March, the maximum UV index of 4 transforms into these recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in March?

During March, Mountain Brook experiences an average high-temperature of 64°F (17.8°C) and a low-temperature of 46°F (7.8°C).

What is the average humidity in March?

In March, the average relative humidity is 77%.

How many days does it rain in March?

In Mountain Brook, in March, it is raining for 12.7 days, with typically 1.54" (39mm) of accumulated precipitation.

What is the last month it snows?

March is the last month it regularly snows. During 0.3 snowfall days, in March, Mountain Brook aggregates 0.04" (1mm) of snow.

What is the average length of the day in March?

In March, the average day length is 12h and 0min.

What time are sunrise and sunset in March?

On the first day of March, sunrise is at 6:14 am and sunset at 5:44 pm CST. On the last day of the month, sunrise is at 6:34 am and sunset at 7:07 pm CDT.

When does Daylight Saving Time (DST) start in March?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. DST ends Sunday, November 3. 2024, at 2:00 am.

How many hours of sunshine does Mountain Brook have in March?

In March, the average sunshine duration is 6.3h.

What is the UV index reading in March?

The average daily maximum UV index in March is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Mountain Brook, AL

Average temperature in March - Mountain Brook, AL
  • Average high temperature in March: 64°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (50.7°F).

  • Average low temperature in March: 46°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).

Average pressure in March
Mountain Brook, AL

Average pressure in March - Mountain Brook, AL
  • Average pressure in March: 30.09"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in March
Mountain Brook, AL

Average wind speed in March - Mountain Brook, AL
  • Average wind speed in March: 7.3mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in March
Mountain Brook, AL

Average humidity in March - Mountain Brook, AL
  • Average humidity in March: 77%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (71%).

Average rainfall in March
Mountain Brook, AL

Average rainfall in March - Mountain Brook, AL
  • Average rainfall in March: 1.54"

The wettest month (with the highest rainfall) is June (1.97").
The driest month (with the least rainfall) is November (1.02").

Average rainfall days in March
Mountain Brook, AL

Average rainfall days in March - Mountain Brook, AL
  • Average rainfall days in March: 12.7 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (7.9 days).

Average snowfall in March
Mountain Brook, AL

Average snowfall in March - Mountain Brook, AL
  • Average snowfall in March: 0.04"

The month with the highest snowfall is January (0.12").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in March
Mountain Brook, AL

Average snowfall days in March - Mountain Brook, AL
  • Average snowfall days in March: 0.3 days

The months with the highest number of snowfall days are January and February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in March /
Average sunshine in March
Mountain Brook, AL

Average daylight in March / Average sunshine in March - Mountain Brook, AL
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in March: 6h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in March
Mountain Brook, AL

Average sunshine days in March - Mountain Brook, AL
  • Average sunshine days in March: 16.7 days

The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is July (11.1 days).

Average UV index in March
Mountain Brook, AL

Average UV index in March - Mountain Brook, AL
  • Average UV index in March: 4

The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in March
Mountain Brook, AL

Average cloud cover in March - Mountain Brook, AL
  • Average cloud cover in March: 45

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and September (Cloud cover 30).

Average visibility in March
Mountain Brook, AL

Average visibility in March - Mountain Brook, AL
  • Average visibility in March: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Mountain Brook, Alabama, USA

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